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Movement permitted one-half hour before sunrise to one-half hour after sunset, including Saturday and Sunday. Loads that are only overweight may operate 24/7. Loads not exceeding 10′ wide, 14’6″ high, 110′ overall length may travel on interstate highways continuously.
Warning signs must be displayed on all vehicles issued an oversize permit if they exceed 95 feet in length or 12 feet in width or if they will operate during nighttime hours. Operation at nighttime requires reflectorized or lighted signs. Acceptable sign text includes “OVERSIZE LOAD”, “OVERSIZED LOAD”, “WIDE LOAD”, and “LONG LOAD”. One sign must be mounted on the front of the vehicle and be visible to oncoming traffic. Another sign must be mounted on the rear and be visible to traffic approaching from the rear. Signs must be at least 18” high by 84” wide, and be legible at 500 feet. Letters" 10" high, 1 3/8" brushstroke. Background: Yellow
Red or orange warning flags, at least 18” by 18” in size, must be displayed on all oversized vehicles or loads. Flags required on all corners of vehicles or loads wider than 8’6” and on the load extending beyond the width of the hauling vehicle, and load front projections exceeding 3', or more than 4' beyond the rear of the trailer. Flags are required for front and rear projections of 2' or more: 1 flag if less than 2' wide, two flags if wider than 2'.
For night operations: for loads extending 4" or more, one or more amber lamps and reflectors on the forward extremities of the load, and one or more red lamps and reflectors visible from the rear and side. One or more amber lamps and reflectors visible from the front, side and rear, marking any portion of the projecting load that extends beyond its foremost and rearmost edge. Amber lamps and reflectors visible from the front, side and rear, marking any portion of the projecting load which extends beyond its foremost and rearmost edge, including projections.
Dimensions: Width: 8' 6" Height: 14' Overall length not limited' Maximum Length-trailer: 53'' Overhang: Front 3', Rear 4'